Perlman,Mark. (1977). The organization and retrieval of economic knowledge: Proceedings of a conference held by the international economic association at Keil, west Germany. Mac Millan.
Styl ChicagoPerlman,Mark. The Organization and Retrieval of Economic Knowledge: Proceedings of a Conference Held by the International Economic Association at Keil, West Germany. London: Mac Millan, 1977.
Citace podle MLAPerlman,Mark. The Organization and Retrieval of Economic Knowledge: Proceedings of a Conference Held by the International Economic Association at Keil, West Germany. Mac Millan, 1977.
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